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Sweden-Number/dlls/kernel32/tests/fiber.c

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/*
* Unit tests for fiber functions
*
* Copyright (c) 2010 André Hentschel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <ntstatus.h>
#define WIN32_NO_STATUS
#include <winternl.h>
#include "wine/test.h"
static LPVOID (WINAPI *pCreateFiber)(SIZE_T,LPFIBER_START_ROUTINE,LPVOID);
static LPVOID (WINAPI *pConvertThreadToFiber)(LPVOID);
static BOOL (WINAPI *pConvertFiberToThread)(void);
static void (WINAPI *pSwitchToFiber)(LPVOID);
static void (WINAPI *pDeleteFiber)(LPVOID);
static LPVOID (WINAPI *pConvertThreadToFiberEx)(LPVOID,DWORD);
static LPVOID (WINAPI *pCreateFiberEx)(SIZE_T,SIZE_T,DWORD,LPFIBER_START_ROUTINE,LPVOID);
static BOOL (WINAPI *pIsThreadAFiber)(void);
static DWORD (WINAPI *pFlsAlloc)(PFLS_CALLBACK_FUNCTION);
static BOOL (WINAPI *pFlsFree)(DWORD);
static PVOID (WINAPI *pFlsGetValue)(DWORD);
static BOOL (WINAPI *pFlsSetValue)(DWORD,PVOID);
static void (WINAPI *pRtlAcquirePebLock)(void);
static void (WINAPI *pRtlReleasePebLock)(void);
static NTSTATUS (WINAPI *pRtlFlsAlloc)(PFLS_CALLBACK_FUNCTION,DWORD*);
static NTSTATUS (WINAPI *pRtlFlsFree)(ULONG);
static NTSTATUS (WINAPI *pRtlFlsSetValue)(ULONG,void *);
static NTSTATUS (WINAPI *pRtlFlsGetValue)(ULONG,void **);
static void (WINAPI *pRtlProcessFlsData)(void *fls_data, ULONG flags);
static void *fibers[3];
static BYTE testparam = 185;
static DWORD fls_index_to_set = FLS_OUT_OF_INDEXES;
static void* fls_value_to_set;
static int fiberCount = 0;
static int cbCount = 0;
static VOID init_funcs(void)
{
HMODULE hKernel32 = GetModuleHandleA("kernel32.dll");
HMODULE hntdll = GetModuleHandleA("ntdll.dll");
#define X(f) p##f = (void*)GetProcAddress(hKernel32, #f);
X(CreateFiber);
X(ConvertThreadToFiber);
X(ConvertFiberToThread);
X(SwitchToFiber);
X(DeleteFiber);
X(ConvertThreadToFiberEx);
X(CreateFiberEx);
X(IsThreadAFiber);
X(FlsAlloc);
X(FlsFree);
X(FlsGetValue);
X(FlsSetValue);
#undef X
#define X(f) p##f = (void*)GetProcAddress(hntdll, #f);
X(RtlFlsAlloc);
X(RtlFlsFree);
X(RtlFlsSetValue);
X(RtlFlsGetValue);
X(RtlProcessFlsData);
X(RtlAcquirePebLock);
X(RtlReleasePebLock);
#undef X
}
static VOID WINAPI FiberLocalStorageProc(PVOID lpFlsData)
{
ok(lpFlsData == fls_value_to_set,
"FlsData expected not to be changed, value is %p, expected %p\n",
lpFlsData, fls_value_to_set);
cbCount++;
}
static VOID WINAPI FiberMainProc(LPVOID lpFiberParameter)
{
BYTE *tparam = (BYTE *)lpFiberParameter;
TEB *teb = NtCurrentTeb();
ok(!teb->FlsSlots, "Got unexpected FlsSlots %p.\n", teb->FlsSlots);
fiberCount++;
ok(*tparam == 185, "Parameterdata expected not to be changed\n");
if (fls_index_to_set != FLS_OUT_OF_INDEXES)
{
void* ret;
BOOL bret;
SetLastError( 0xdeadbeef );
ret = pFlsGetValue(fls_index_to_set);
ok(ret == NULL, "FlsGetValue returned %p, expected NULL\n", ret);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "Got unexpected error %u.\n", GetLastError());
/* Set the FLS value */
bret = pFlsSetValue(fls_index_to_set, fls_value_to_set);
ok(bret, "FlsSetValue failed with error %u\n", GetLastError());
ok(!!teb->FlsSlots, "Got unexpected FlsSlots %p.\n", teb->FlsSlots);
/* Verify that FlsGetValue retrieves the value set by FlsSetValue */
SetLastError( 0xdeadbeef );
ret = pFlsGetValue(fls_index_to_set);
ok(ret == fls_value_to_set, "FlsGetValue returned %p, expected %p\n", ret, fls_value_to_set);
ok(GetLastError() == ERROR_SUCCESS, "FlsGetValue error %u\n", GetLastError());
}
pSwitchToFiber(fibers[0]);
}
static void test_ConvertThreadToFiber(void)
{
if (pConvertThreadToFiber)
{
fibers[0] = pConvertThreadToFiber(&testparam);
ok(fibers[0] != NULL, "ConvertThreadToFiber failed with error %u\n", GetLastError());
}
else
{
win_skip( "ConvertThreadToFiber not present\n" );
}
}
static void test_ConvertThreadToFiberEx(void)
{
if (pConvertThreadToFiberEx)
{
fibers[0] = pConvertThreadToFiberEx(&testparam, 0);
ok(fibers[0] != NULL, "ConvertThreadToFiberEx failed with error %u\n", GetLastError());
}
else
{
win_skip( "ConvertThreadToFiberEx not present\n" );
}
}
static void test_ConvertFiberToThread(void)
{
if (pConvertFiberToThread)
{
BOOL ret = pConvertFiberToThread();
ok(ret, "ConvertFiberToThread failed with error %u\n", GetLastError());
}
else
{
win_skip( "ConvertFiberToThread not present\n" );
}
}
static void test_FiberHandling(void)
{
fiberCount = 0;
fibers[0] = pCreateFiber(0,FiberMainProc,&testparam);
ok(fibers[0] != NULL, "CreateFiber failed with error %u\n", GetLastError());
pDeleteFiber(fibers[0]);
test_ConvertThreadToFiber();
test_ConvertFiberToThread();
if (pConvertThreadToFiberEx)
test_ConvertThreadToFiberEx();
else
test_ConvertThreadToFiber();
fibers[1] = pCreateFiber(0,FiberMainProc,&testparam);
ok(fibers[1] != NULL, "CreateFiber failed with error %u\n", GetLastError());
pSwitchToFiber(fibers[1]);
ok(fiberCount == 1, "Wrong fiber count: %d\n", fiberCount);
pDeleteFiber(fibers[1]);
if (pCreateFiberEx)
{
fibers[1] = pCreateFiberEx(0,0,0,FiberMainProc,&testparam);
ok(fibers[1] != NULL, "CreateFiberEx failed with error %u\n", GetLastError());
pSwitchToFiber(fibers[1]);
ok(fiberCount == 2, "Wrong fiber count: %d\n", fiberCount);
pDeleteFiber(fibers[1]);
}
else win_skip( "CreateFiberEx not present\n" );
if (pIsThreadAFiber) ok(pIsThreadAFiber(), "IsThreadAFiber reported FALSE\n");
test_ConvertFiberToThread();
if (pIsThreadAFiber) ok(!pIsThreadAFiber(), "IsThreadAFiber reported TRUE\n");
}
#define FLS_TEST_INDEX_COUNT 4096
static unsigned int check_linked_list(const LIST_ENTRY *le, const LIST_ENTRY *search_entry, unsigned int *index_found)
{
unsigned int count = 0;
LIST_ENTRY *entry;
*index_found = ~0;
for (entry = le->Flink; entry != le; entry = entry->Flink)
{
if (entry == search_entry)
{
ok(*index_found == ~0, "Duplicate list entry.\n");
*index_found = count;
}
++count;
}
return count;
}
static unsigned int test_fls_callback_call_count;
static void WINAPI test_fls_callback(void *data)
{
++test_fls_callback_call_count;
}
static unsigned int test_fls_chunk_size(unsigned int chunk_index)
{
return 0x10 << chunk_index;
}
static unsigned int test_fls_chunk_index_from_index(unsigned int index, unsigned int *index_in_chunk)
{
unsigned int chunk_index = 0;
while (index >= test_fls_chunk_size(chunk_index))
index -= test_fls_chunk_size(chunk_index++);
*index_in_chunk = index;
return chunk_index;
}
static HANDLE test_fiberlocalstorage_peb_locked_event;
static HANDLE test_fiberlocalstorage_done_event;
static DWORD WINAPI test_FiberLocalStorage_thread(void *arg)
{
pRtlAcquirePebLock();
SetEvent(test_fiberlocalstorage_peb_locked_event);
WaitForSingleObject(test_fiberlocalstorage_done_event, INFINITE);
pRtlReleasePebLock();
return 0;
}
static void test_FiberLocalStorage(void)
{
static DWORD fls_indices[FLS_TEST_INDEX_COUNT];
unsigned int i, j, count, entry_count, index;
LIST_ENTRY *fls_list_head, saved_entry;
TEB_FLS_DATA *fls_data, *new_fls_data;
GLOBAL_FLS_DATA *g_fls_data;
DWORD fls, fls_2, result;
TEB *teb = NtCurrentTeb();
PEB *peb = teb->Peb;
NTSTATUS status;
HANDLE hthread;
SIZE_T size;
void* val;
BOOL ret;
if (!pFlsAlloc || !pFlsSetValue || !pFlsGetValue || !pFlsFree)
{
win_skip( "Fiber Local Storage not supported\n" );
return;
}
if (pRtlFlsAlloc)
{
if (pRtlFlsGetValue)
{
status = pRtlFlsGetValue(0, NULL);
ok(status == STATUS_INVALID_PARAMETER, "Got unexpected status %#x.\n", status);
}
else
{
win_skip("RtlFlsGetValue is not available.\n");
}
for (i = 0; i < FLS_TEST_INDEX_COUNT; ++i)
{
fls_indices[i] = 0xdeadbeef;
status = pRtlFlsAlloc(test_fls_callback, &fls_indices[i]);
ok(!status || status == STATUS_NO_MEMORY, "Got unexpected status %#x.\n", status);
if (status)
{
ok(fls_indices[i] == 0xdeadbeef, "Got unexpected index %#x.\n", fls_indices[i]);
break;
}
if (pRtlFlsSetValue)
{
status = pRtlFlsSetValue(fls_indices[i], (void *)(ULONG_PTR)(i + 1));
ok(!status, "Got unexpected status %#x.\n", status);
}
}
count = i;
fls_data = teb->FlsSlots;
/* FLS limits are increased since Win10 18312. */
ok(count && (count <= 127 || (count > 4000 && count < 4096)), "Got unexpected count %u.\n", count);
if (!peb->FlsCallback)
{
ok(pRtlFlsSetValue && pRtlFlsGetValue, "Missing RtlFlsGetValue / RtlFlsSetValue.\n");
ok(!peb->FlsBitmap, "Got unexpected FlsBitmap %p.\n", peb->FlsBitmap);
ok(!peb->FlsListHead.Flink && !peb->FlsListHead.Blink, "Got nonzero FlsListHead.\n");
ok(!peb->FlsHighIndex, "Got unexpected FlsHighIndex %u.\n", peb->FlsHighIndex);
fls_list_head = fls_data->fls_list_entry.Flink;
entry_count = check_linked_list(fls_list_head, &fls_data->fls_list_entry, &index);
ok(entry_count == 1, "Got unexpected count %u.\n", entry_count);
ok(!index, "Got unexpected index %u.\n", index);
g_fls_data = CONTAINING_RECORD(fls_list_head, GLOBAL_FLS_DATA, fls_list_head);
ok(g_fls_data->fls_high_index == 0xfef, "Got unexpected fls_high_index %#x.\n", g_fls_data->fls_high_index);
for (i = 0; i < 8; ++i)
{
ok(!!g_fls_data->fls_callback_chunks[i], "Got zero fls_callback_chunks[%u].\n", i);
ok(g_fls_data->fls_callback_chunks[i]->count == test_fls_chunk_size(i),
"Got unexpected g_fls_data->fls_callback_chunks[%u]->count %u.\n",
i, g_fls_data->fls_callback_chunks[i]->count);
size = HeapSize(GetProcessHeap(), 0, g_fls_data->fls_callback_chunks[i]);
ok(size == sizeof(ULONG_PTR) + sizeof(FLS_CALLBACK) * test_fls_chunk_size(i),
"Got unexpected size %p.\n", (void *)size);
ok(!!fls_data->fls_data_chunks[i], "Got zero fls_data->fls_data_chunks[%u].\n", i);
ok(!fls_data->fls_data_chunks[i][0], "Got unexpected fls_data->fls_data_chunks[%u][0] %p.\n",
i, fls_data->fls_data_chunks[i][0]);
size = HeapSize(GetProcessHeap(), 0, fls_data->fls_data_chunks[i]);
ok(size == sizeof(void *) * (test_fls_chunk_size(i) + 1), "Got unexpected size %p.\n", (void *)size);
if (!i)
{
ok(g_fls_data->fls_callback_chunks[0]->callbacks[0].callback == (void *)~(ULONG_PTR)0,
"Got unexpected callback %p.\n",
g_fls_data->fls_callback_chunks[0]->callbacks[0].callback);
}
for (j = i ? 0 : fls_indices[0]; j < test_fls_chunk_size(i); ++j)
{
ok(!g_fls_data->fls_callback_chunks[i]->callbacks[j].unknown,
"Got unexpected unknown %p, i %u, j %u.\n",
g_fls_data->fls_callback_chunks[i]->callbacks[j].unknown, i, j);
ok(g_fls_data->fls_callback_chunks[i]->callbacks[j].callback == test_fls_callback,
"Got unexpected callback %p, i %u, j %u.\n",
g_fls_data->fls_callback_chunks[i]->callbacks[j].callback, i, j);
}
}
for (i = 0; i < count; ++i)
{
j = test_fls_chunk_index_from_index(fls_indices[i], &index);
ok(fls_data->fls_data_chunks[j][index + 1] == (void *)(ULONG_PTR)(i + 1),
"Got unexpected FLS value %p, i %u, j %u, index %u.\n",
fls_data->fls_data_chunks[j][index + 1], i, j, index);
}
j = test_fls_chunk_index_from_index(fls_indices[0x10], &index);
g_fls_data->fls_callback_chunks[j]->callbacks[index].callback = NULL;
status = pRtlFlsFree(fls_indices[0x10]);
ok(status == STATUS_INVALID_PARAMETER, "Got unexpected status %#x.\n", status);
g_fls_data->fls_callback_chunks[j]->callbacks[index].callback = test_fls_callback;
test_fls_callback_call_count = 0;
status = pRtlFlsFree(fls_indices[0x10]);
ok(!status, "Got unexpected status %#x.\n", status);
ok(test_fls_callback_call_count == 1, "Got unexpected callback call count %u.\n",
test_fls_callback_call_count);
ok(!fls_data->fls_data_chunks[j][0], "Got unexpected fls_data->fls_data_chunks[%u][0] %p.\n",
j, fls_data->fls_data_chunks[j][0]);
ok(!g_fls_data->fls_callback_chunks[j]->callbacks[index].callback,
"Got unexpected callback %p.\n",
g_fls_data->fls_callback_chunks[j]->callbacks[index].callback);
fls_data->fls_data_chunks[j][index + 1] = (void *)(ULONG_PTR)0x28;
status = pRtlFlsAlloc(test_fls_callback, &i);
ok(!status, "Got unexpected status %#x.\n", status);
ok(i == fls_indices[0x10], "Got unexpected index %u.\n", i);
ok(fls_data->fls_data_chunks[j][index + 1] == (void *)(ULONG_PTR)0x28, "Got unexpected data %p.\n",
fls_data->fls_data_chunks[j][index + 1]);
status = pRtlFlsSetValue(i, (void *)(ULONG_PTR)0x11);
ok(!status, "Got unexpected status %#x.\n", status);
teb->FlsSlots = NULL;
val = (void *)0xdeadbeef;
status = pRtlFlsGetValue(fls_indices[1], &val);
new_fls_data = teb->FlsSlots;
ok(status == STATUS_INVALID_PARAMETER, "Got unexpected status %#x.\n", status);
ok(val == (void *)0xdeadbeef, "Got unexpected val %p.\n", val);
ok(!new_fls_data, "Got unexpected teb->FlsSlots %p.\n", new_fls_data);
status = pRtlFlsSetValue(fls_indices[1], (void *)(ULONG_PTR)0x28);
new_fls_data = teb->FlsSlots;
ok(!status, "Got unexpected status %#x.\n", status);
ok(!!new_fls_data, "Got unexpected teb->FlsSlots %p.\n", new_fls_data);
entry_count = check_linked_list(fls_list_head, &fls_data->fls_list_entry, &index);
ok(entry_count == 2, "Got unexpected count %u.\n", entry_count);
ok(!index, "Got unexpected index %u.\n", index);
check_linked_list(fls_list_head, &new_fls_data->fls_list_entry, &index);
ok(index == 1, "Got unexpected index %u.\n", index);
val = (void *)0xdeadbeef;
status = pRtlFlsGetValue(fls_indices[2], &val);
ok(!status, "Got unexpected status %#x.\n", status);
ok(!val, "Got unexpected val %p.\n", val);
/* With bit 0 of flags set RtlProcessFlsData is removing FLS data from the linked list
* and calls FLS callbacks. With bit 1 set the memory is freed. The remaining bits do not seem
* to have any obvious effect. */
for (i = 2; i < 32; ++i)
{
pRtlProcessFlsData(new_fls_data, 1 << i);
size = HeapSize(GetProcessHeap(), 0, new_fls_data);
ok(size == sizeof(*new_fls_data), "Got unexpected size %p.\n", (void *)size);
}
if (0)
{
pRtlProcessFlsData(new_fls_data, 2);
entry_count = check_linked_list(fls_list_head, &fls_data->fls_list_entry, &index);
ok(entry_count == 2, "Got unexpected count %u.\n", entry_count);
/* Crashes on Windows. */
HeapSize(GetProcessHeap(), 0, new_fls_data);
}
test_fiberlocalstorage_peb_locked_event = CreateEventA(NULL, FALSE, FALSE, NULL);
test_fiberlocalstorage_done_event = CreateEventA(NULL, FALSE, FALSE, NULL);
hthread = CreateThread(NULL, 0, test_FiberLocalStorage_thread, NULL, 0, NULL);
ok(!!hthread, "CreateThread failed.\n");
result = WaitForSingleObject(test_fiberlocalstorage_peb_locked_event, INFINITE);
ok(result == WAIT_OBJECT_0, "Got unexpected result %u.\n", result);
teb->FlsSlots = NULL;
test_fls_callback_call_count = 0;
saved_entry = new_fls_data->fls_list_entry;
pRtlProcessFlsData(new_fls_data, 1);
ok(!teb->FlsSlots, "Got unexpected teb->FlsSlots %p.\n", teb->FlsSlots);
teb->FlsSlots = fls_data;
ok(test_fls_callback_call_count == 1, "Got unexpected callback call count %u.\n",
test_fls_callback_call_count);
SetEvent(test_fiberlocalstorage_done_event);
WaitForSingleObject(hthread, INFINITE);
CloseHandle(hthread);
CloseHandle(test_fiberlocalstorage_peb_locked_event);
CloseHandle(test_fiberlocalstorage_done_event);
ok(new_fls_data->fls_list_entry.Flink == saved_entry.Flink, "Got unexpected Flink %p.\n",
saved_entry.Flink);
ok(new_fls_data->fls_list_entry.Blink == saved_entry.Blink, "Got unexpected Flink %p.\n",
saved_entry.Blink);
size = HeapSize(GetProcessHeap(), 0, new_fls_data);
ok(size == sizeof(*new_fls_data), "Got unexpected size %p.\n", (void *)size);
test_fls_callback_call_count = 0;
i = test_fls_chunk_index_from_index(fls_indices[1], &index);
new_fls_data->fls_data_chunks[i][index + 1] = (void *)(ULONG_PTR)0x28;
pRtlProcessFlsData(new_fls_data, 2);
ok(!test_fls_callback_call_count, "Got unexpected callback call count %u.\n",
test_fls_callback_call_count);
if (0)
{
/* crashes on Windows. */
HeapSize(GetProcessHeap(), 0, new_fls_data);
}
entry_count = check_linked_list(fls_list_head, &fls_data->fls_list_entry, &index);
ok(entry_count == 1, "Got unexpected count %u.\n", entry_count);
ok(!index, "Got unexpected index %u.\n", index);
}
else
{
win_skip("Old FLS data storage layout, skipping test.\n");
g_fls_data = NULL;
}
if (0)
{
/* crashes on Windows. */
pRtlFlsGetValue(fls_indices[0], NULL);
}
for (i = 0; i < count; ++i)
{
if (pRtlFlsGetValue)
{
status = pRtlFlsGetValue(fls_indices[i], &val);
ok(!status, "Got unexpected status %#x.\n", status);
ok(val == (void *)(ULONG_PTR)(i + 1), "Got unexpected val %p, i %u.\n", val, i);
}
status = pRtlFlsFree(fls_indices[i]);
ok(!status, "Got unexpected status %#x, i %u.\n", status, i);
}
if (!peb->FlsCallback)
{
ok(g_fls_data->fls_high_index == 0xfef, "Got unexpected fls_high_index %#x.\n",
g_fls_data->fls_high_index);
for (i = 0; i < 8; ++i)
{
ok(!!g_fls_data->fls_callback_chunks[i], "Got zero fls_callback_chunks[%u].\n", i);
ok(!!fls_data->fls_data_chunks[i], "Got zero fls_data->fls_data_chunks[%u].\n", i);
}
}
}
else
{
win_skip("RtlFlsAlloc is not available.\n");
}
/* Test an unallocated index
* FlsFree should fail
* FlsGetValue and FlsSetValue should succeed
*/
SetLastError( 0xdeadbeef );
ret = pFlsFree( 127 );
ok( !ret, "freeing fls index 127 (unallocated) succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER,
"freeing fls index 127 (unallocated) wrong error %u\n", GetLastError() );
val = pFlsGetValue( 127 );
ok( val == NULL,
"getting fls index 127 (unallocated) failed with error %u\n", GetLastError() );
if (pRtlFlsGetValue)
{
val = (void *)0xdeadbeef;
status = pRtlFlsGetValue(127, &val);
ok( !status, "Got unexpected status %#x.\n", status );
ok( !val, "Got unexpected val %p.\n", val );
}
ret = pFlsSetValue( 127, (void*) 0x217 );
ok( ret, "setting fls index 127 (unallocated) failed with error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
val = pFlsGetValue( 127 );
ok( val == (void*) 0x217, "fls index 127 (unallocated) wrong value %p\n", val );
ok( GetLastError() == ERROR_SUCCESS,
"getting fls index 127 (unallocated) failed with error %u\n", GetLastError() );
if (pRtlFlsGetValue)
{
val = (void *)0xdeadbeef;
status = pRtlFlsGetValue(127, &val);
ok( !status, "Got unexpected status %#x.\n", status );
ok( val == (void*)0x217, "Got unexpected val %p.\n", val );
}
/* FlsFree, FlsGetValue, and FlsSetValue out of bounds should return
* ERROR_INVALID_PARAMETER
*/
SetLastError( 0xdeadbeef );
ret = pFlsFree( 128 );
ok( !ret, "freeing fls index 128 (out of bounds) succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER,
"freeing fls index 128 (out of bounds) wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
ret = pFlsSetValue( 128, (void*) 0x217 );
ok( ret || GetLastError() == ERROR_INVALID_PARAMETER,
"setting fls index 128 (out of bounds) wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
val = pFlsGetValue( 128 );
ok( GetLastError() == ERROR_INVALID_PARAMETER || val == (void *)0x217,
"getting fls index 128 (out of bounds) wrong error %u\n", GetLastError() );
/* Test index 0 */
SetLastError( 0xdeadbeef );
val = pFlsGetValue( 0 );
ok( !val, "fls index 0 set to %p\n", val );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "setting fls index wrong error %u\n", GetLastError() );
if (pRtlFlsGetValue)
{
val = (void *)0xdeadbeef;
status = pRtlFlsGetValue(0, &val);
ok( status == STATUS_INVALID_PARAMETER, "Got unexpected status %#x.\n", status );
ok( val == (void*)0xdeadbeef, "Got unexpected val %p.\n", val );
}
SetLastError( 0xdeadbeef );
ret = pFlsSetValue( 0, (void *)0xdeadbeef );
ok( !ret, "setting fls index 0 succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "setting fls index wrong error %u\n", GetLastError() );
if (pRtlFlsSetValue)
{
status = pRtlFlsSetValue( 0, (void *)0xdeadbeef );
ok( status == STATUS_INVALID_PARAMETER, "Got unexpected status %#x.\n", status );
}
SetLastError( 0xdeadbeef );
val = pFlsGetValue( 0 );
ok( !val, "fls index 0 wrong value %p\n", val );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "setting fls index wrong error %u\n", GetLastError() );
/* Test creating an FLS index */
fls = pFlsAlloc( NULL );
ok( fls != FLS_OUT_OF_INDEXES, "FlsAlloc failed\n" );
ok( fls != 0, "fls index 0 allocated\n" );
val = pFlsGetValue( fls );
ok( !val, "fls index %u wrong value %p\n", fls, val );
SetLastError( 0xdeadbeef );
ret = pFlsSetValue( fls, (void *)0xdeadbeef );
ok( ret, "setting fls index %u failed\n", fls );
ok( GetLastError() == 0xdeadbeef, "setting fls index wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
val = pFlsGetValue( fls );
ok( val == (void *)0xdeadbeef, "fls index %u wrong value %p\n", fls, val );
ok( GetLastError() == ERROR_SUCCESS,
"getting fls index %u failed with error %u\n", fls, GetLastError() );
pFlsFree( fls );
/* Undefined behavior: verify the value is NULL after it the slot is freed */
SetLastError( 0xdeadbeef );
val = pFlsGetValue( fls );
ok( val == NULL, "fls index %u wrong value %p\n", fls, val );
ok( GetLastError() == ERROR_SUCCESS,
"getting fls index %u failed with error %u\n", fls, GetLastError() );
/* Undefined behavior: verify the value is settable after the slot is freed */
ret = pFlsSetValue( fls, (void *)0xdeadbabe );
ok( ret, "setting fls index %u failed\n", fls );
val = pFlsGetValue( fls );
ok( val == (void *)0xdeadbabe, "fls index %u wrong value %p\n", fls, val );
/* Try to create the same FLS index again, and verify that is initialized to NULL */
fls_2 = pFlsAlloc( NULL );
ok( fls != FLS_OUT_OF_INDEXES, "FlsAlloc failed with error %u\n", GetLastError() );
/* If this fails it is not an API error, but the test will be inconclusive */
ok( fls_2 == fls, "different FLS index allocated, was %u, now %u\n", fls, fls_2 );
SetLastError( 0xdeadbeef );
val = pFlsGetValue( fls_2 );
ok( val == NULL || val == (void *)0xdeadbabe, "fls index %u wrong value %p\n", fls, val );
ok( GetLastError() == ERROR_SUCCESS,
"getting fls index %u failed with error %u\n", fls_2, GetLastError() );
pFlsFree( fls_2 );
}
static void test_FiberLocalStorageCallback(PFLS_CALLBACK_FUNCTION cbfunc)
{
DWORD fls;
BOOL ret;
void* val, *val2;
if (!pFlsAlloc || !pFlsSetValue || !pFlsGetValue || !pFlsFree)
{
win_skip( "Fiber Local Storage not supported\n" );
return;
}
/* Test that the callback is executed */
cbCount = 0;
fls = pFlsAlloc( cbfunc );
ok( fls != FLS_OUT_OF_INDEXES, "FlsAlloc failed with error %u\n", GetLastError() );
val = (void*) 0x1587;
fls_value_to_set = val;
ret = pFlsSetValue( fls, val );
ok(ret, "FlsSetValue failed with error %u\n", GetLastError() );
val2 = pFlsGetValue( fls );
ok(val == val2, "FlsGetValue returned %p, expected %p\n", val2, val);
ret = pFlsFree( fls );
ok(ret, "FlsFree failed with error %u\n", GetLastError() );
ok( cbCount == 1, "Wrong callback count: %d\n", cbCount );
/* Test that callback is not executed if value is NULL */
cbCount = 0;
fls = pFlsAlloc( cbfunc );
ok( fls != FLS_OUT_OF_INDEXES, "FlsAlloc failed with error %u\n", GetLastError() );
ret = pFlsSetValue( fls, NULL );
ok( ret, "FlsSetValue failed with error %u\n", GetLastError() );
pFlsFree( fls );
ok( ret, "FlsFree failed with error %u\n", GetLastError() );
ok( cbCount == 0, "Wrong callback count: %d\n", cbCount );
}
static void test_FiberLocalStorageWithFibers(PFLS_CALLBACK_FUNCTION cbfunc)
{
void* val1 = (void*) 0x314;
void* val2 = (void*) 0x152;
BOOL ret;
if (!pFlsAlloc || !pFlsFree || !pFlsSetValue || !pFlsGetValue)
{
win_skip( "Fiber Local Storage not supported\n" );
return;
}
fls_index_to_set = pFlsAlloc(cbfunc);
ok(fls_index_to_set != FLS_OUT_OF_INDEXES, "FlsAlloc failed with error %u\n", GetLastError());
test_ConvertThreadToFiber();
fiberCount = 0;
cbCount = 0;
fibers[1] = pCreateFiber(0,FiberMainProc,&testparam);
fibers[2] = pCreateFiber(0,FiberMainProc,&testparam);
ok(fibers[1] != NULL, "CreateFiber failed with error %u\n", GetLastError());
ok(fibers[2] != NULL, "CreateFiber failed with error %u\n", GetLastError());
ok(fiberCount == 0, "Wrong fiber count: %d\n", fiberCount);
ok(cbCount == 0, "Wrong callback count: %d\n", cbCount);
fiberCount = 0;
cbCount = 0;
fls_value_to_set = val1;
pSwitchToFiber(fibers[1]);
ok(fiberCount == 1, "Wrong fiber count: %d\n", fiberCount);
ok(cbCount == 0, "Wrong callback count: %d\n", cbCount);
fiberCount = 0;
cbCount = 0;
fls_value_to_set = val2;
pSwitchToFiber(fibers[2]);
ok(fiberCount == 1, "Wrong fiber count: %d\n", fiberCount);
ok(cbCount == 0, "Wrong callback count: %d\n", cbCount);
fls_value_to_set = val2;
ret = pFlsSetValue(fls_index_to_set, fls_value_to_set);
ok(ret, "FlsSetValue failed\n");
ok(val2 == pFlsGetValue(fls_index_to_set), "FlsGetValue failed\n");
fiberCount = 0;
cbCount = 0;
fls_value_to_set = val1;
pDeleteFiber(fibers[1]);
ok(fiberCount == 0, "Wrong fiber count: %d\n", fiberCount);
ok(cbCount == 1, "Wrong callback count: %d\n", cbCount);
fiberCount = 0;
cbCount = 0;
fls_value_to_set = val2;
pFlsFree(fls_index_to_set);
ok(fiberCount == 0, "Wrong fiber count: %d\n", fiberCount);
ok(cbCount == 2, "Wrong callback count: %d\n", cbCount);
fiberCount = 0;
cbCount = 0;
fls_value_to_set = val1;
pDeleteFiber(fibers[2]);
ok(fiberCount == 0, "Wrong fiber count: %d\n", fiberCount);
ok(cbCount == 0, "Wrong callback count: %d\n", cbCount);
test_ConvertFiberToThread();
}
static void WINAPI fls_exit_deadlock_callback(void *arg)
{
if (arg == (void *)1)
Sleep(INFINITE);
if (arg == (void *)2)
/* Unfortunately this test won't affect the exit code if it fails, but
* at least it will print a failure message. */
ok(RtlDllShutdownInProgress(), "expected DLL shutdown\n");
}
static DWORD CALLBACK fls_exit_deadlock_thread(void *arg)
{
FlsSetValue((DWORD_PTR)arg, (void *)1);
return 0;
}
static void fls_exit_deadlock_child(void)
{
DWORD index = FlsAlloc(fls_exit_deadlock_callback);
FlsSetValue(index, (void *)2);
CreateThread(NULL, 0, fls_exit_deadlock_thread, (void *)(DWORD_PTR)index, 0, NULL);
Sleep(100);
ExitProcess(0);
}
static void test_fls_exit_deadlock(void)
{
char **argv, cmdline[MAX_PATH];
PROCESS_INFORMATION pi;
STARTUPINFOA si = {0};
BOOL ret;
/* Regression test for the following deadlock:
*
* Thread A Thread B
* -----------------------------
* ExitThread
* acquire FLS lock
* call FLS callback
* ExitProcess
* terminate thread A
* acquire FLS lock
*
* Thread B deadlocks on acquiring the FLS lock (in order to itself call its
* FLS callbacks.)
*/
winetest_get_mainargs(&argv);
sprintf(cmdline, "%s %s fls_exit_deadlock", argv[0], argv[1]);
ret = CreateProcessA(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
ok(ret, "failed to create child, error %u\n", GetLastError());
ret = WaitForSingleObject(pi.hProcess, 1000);
ok(!ret, "wait failed\n");
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
}
START_TEST(fiber)
{
char **argv;
int argc;
argc = winetest_get_mainargs(&argv);
if (argc == 3 && !strcmp(argv[2], "fls_exit_deadlock"))
{
fls_exit_deadlock_child();
return;
}
init_funcs();
if (!pCreateFiber)
{
win_skip( "Fibers not supported by win95\n" );
return;
}
test_FiberHandling();
test_FiberLocalStorage();
test_FiberLocalStorageCallback(FiberLocalStorageProc);
test_FiberLocalStorageWithFibers(FiberLocalStorageProc);
test_fls_exit_deadlock();
}
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